| Author | : Puerto Rico. Department of Justice |
| Publisher | : |
| Total Pages | : 438 |
| Release | : 1911 |
| Genre | : Attorneys general's opinions |
| ISBN | : |
Catalog of Copyright Entries. Third Series
| Author | : Library of Congress. Copyright Office |
| Publisher | : Copyright Office, Library of Congress |
| Total Pages | : 1938 |
| Release | : 1973 |
| Genre | : Copyright |
| ISBN | : |
Informe anual del Secretario de Justicia al Gobernador del Estado Libre Asociado de Puerto Rico
| Author | : Puerto Rico. Department of Justice |
| Publisher | : |
| Total Pages | : 680 |
| Release | : 1926 |
| Genre | : Justice, Administration of |
| ISBN | : |
New Serial Titles
| Author | : |
| Publisher | : |
| Total Pages | : 1852 |
| Release | : 1989 |
| Genre | : Periodicals |
| ISBN | : |
A union list of serials commencing publication after Dec. 31, 1949.
Monthly Checklist of State Publications
| Author | : Library of Congress. Exchange and Gift Division |
| Publisher | : |
| Total Pages | : 1062 |
| Release | : 1967 |
| Genre | : State government publications |
| ISBN | : |
An annual index to the monographs appears early in the following year.
Catalogue of Title-entries of Books and Other Articles Entered in the Office of the Librarian of Congress, at Washington, Under the Copyright Law ... Wherein the Copyright Has Been Completed by the Deposit of Two Copies in the Office
| Author | : Library of Congress. Copyright Office |
| Publisher | : |
| Total Pages | : 532 |
| Release | : 1974 |
| Genre | : American drama |
| ISBN | : |
Books and Pamphlets, Including Serials and Contributions to Periodicals
| Author | : Library of Congress. Copyright Office |
| Publisher | : |
| Total Pages | : 1510 |
| Release | : 1975-07 |
| Genre | : American literature |
| ISBN | : |
Official Opinions of the Attorney General of Porto Rico
| Author | : Puerto Rico. Office of the Attorney General |
| Publisher | : |
| Total Pages | : 508 |
| Release | : 1921 |
| Genre | : Administrative law |
| ISBN | : |
